bug#21393: cannot compile GNU emacs git (1 sep 2015)

[Eli Zaretskii <eliz@gnu.org>]

> Date: Tue, 01 Sep 2015 16:36:09 +0000
> From: Uwe Brauer <oub@mat.ucm.es>
> CC: 21393@debbugs.gnu.org
> 
> 
> I downloaded and tried to compile version 1.6.4
> I obtained the following error:
> ../src/.libs/libm17n-gui.so: undefined reference to `OTF_iterate_gsub_feature'
> ../src/.libs/libm17n-gui.so: undefined reference to `OTF_drive_gpos_with_log'
> ../src/.libs/libm17n-gui.so: undefined reference to `OTF_drive_gsub_with_log'
> ../src/.libs/libm17n-gui.so: undefined reference to `OTF_get_data'
> ../src/.libs/libm17n-gui.so: undefined reference to `OTF_put_data'
> collect2: ld returned 1 exit status
> make[2]: *** [m17n-view] Error 1

I guess you need to upgrade libotf as well.  It's an easy build, I
succeeded doing that even on Windows.

> make[2]: Leaving directory
> `/home/oub/ALLES/Add-Import/Soft/m17n-lib-1.6.4/example'
> make[1]: *** [all-recursive] Error 1
> make[1]: Leaving directory `/home/oub/ALLES/Add-Import/Soft/m17n-lib-1.6.4'
> make: *** [all] Error 2
> 
> so that seems really bad. So back to my orginal question, is handa-san commit
> really necessary?

I don't know, but feel free to send a patch that makes those changes
conditional on the newer version of m17n-flt.